390902295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3697}}^1$

素因数の和:3784

約数の個数: 64

約数和(自身を含む): 766817280

約数和(自身を除く): 375914985

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 53, 57, 95, 105, 133, 159, 265, 285, 371, 399, 665, 795, 1007, 1113, 1855, 1995, 3021, 3697, 5035, 5565, 7049, 11091, 15105, 18485, 21147, 25879, 35245, 55455, 70243, 77637, 105735, 129395, 195941, 210729, 351215, 388185, 491701, 587823, 979705, 1053645, 1371587, 1475103, 2458505, 2939115, 3722879, 4114761, 6857935, 7375515, 11168637, 18614395, 20573805, 26060153, 55843185, 78180459, 130300765, 390902295]

約数ペア:

[(1, 390902295), (3, 130300765), (5, 78180459), (7, 55843185), (15, 26060153), (19, 20573805), (21, 18614395), (35, 11168637), (53, 7375515), (57, 6857935), (95, 4114761), (105, 3722879), (133, 2939115), (159, 2458505), (265, 1475103), (285, 1371587), (371, 1053645), (399, 979705), (665, 587823), (795, 491701), (1007, 388185), (1113, 351215), (1855, 210729), (1995, 195941), (3021, 129395), (3697, 105735), (5035, 77637), (5565, 70243), (7049, 55455), (11091, 35245), (15105, 25879), (18485, 21147)]